Willy Fog is again challenged by Sullivan and embark, with his friends, in search of a secret path to the center of the Earth, dodging powerful streams and strange animals.
Claudio Rodríguez
as Willy Fog (voice)
Gloria Cámara
as Romy (voice)
Ángel Egido
as Rigodón (voice)
Luis Reina
as Tico (voice)
Eduardo Jover
as Transfer (voice)
Rafael Alonso Naranjo Jr.
as Ralph (voice)
Daniel Dicenta
as Sullivan (voice)
Pedro Sempson
as Professor Lidenbrock (voice)
Luis Marín
as Hans (voice)
Juan Luis Rovira
as Arne Saknussemm (voice)
